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workqueue: add system_freezeable_wq

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Add system wide freezeable workqueue.

Signed-off-by: Tejun Heo <tj@kernel.org>
Acked-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Cc: "Rafael J. Wysocki" <rjw@sisk.pl>
This commit is contained in:
Tejun Heo
2011-02-08 10:39:03 +01:00
parent c534a107e8
commit 4149efb22d
2 changed files with 9 additions and 1 deletions
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4
include/linux/workqueue.h
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@@ -286,11 +286,15 @@ enum {
* any specific CPU, not concurrency managed, and all queued works are
* executed immediately as long as max_active limit is not reached and
* resources are available.
*
* system_freezeable_wq is equivalent to system_wq except that it's
* freezeable.
*/
extern struct workqueue_struct *system_wq;
extern struct workqueue_struct *system_long_wq;
extern struct workqueue_struct *system_nrt_wq;
extern struct workqueue_struct *system_unbound_wq;
extern struct workqueue_struct *system_freezeable_wq;
extern struct workqueue_struct *
__alloc_workqueue_key(const char *name, unsigned int flags, int max_active,